{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012286},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003029","490:4900005768","490:4900007246","490:4900000886","494:4940008410","466:4660008191","490:4900000885","494:4940008640","490:4900004263","490:4900004123","490:4900005897","490:4900001864","490:4900006520","490:4900012778","466:4660004680","466:4660011332","490:4900005767","490:4900007245","490:4900005900","466:4660010524","490:4900012783","490:4900002880","490:4900006757","490:4900005632","490:4900007122"],"twin_admin_codes":[490,490,490,490,494,466,490,494,490,490,490,490,490,490,466,466,490,490,490,466,490,490,490,490,490],"twin_sims":[0.18583058104497086,0.18192677092900322,0.14603276561885128,0.12599592002784263,0.11532139120799698,0.11498321860446606,0.10827270185053435,0.10616795817618824,0.106087163661846,0.09923740449292107,0.09622290010816634,0.09579652116118183,0.08782037106287599,0.08651715805112162,0.07479060075391337,0.07446249722255457,0.07416768629985734,0.06938416742005811,0.06614692235749008,0.06129431610994932,0.06074187193704188,0.06057545538487089,0.05983303763015921,0.05929289962903734,0.05874352032139991],"twin_dists":[0.23827065772605757,0.23976891869314645,0.25476093228254915,0.2643515832824726,0.2699410736720065,0.2701245150396256,0.27385366649927834,0.27506011717600015,0.2751067978298474,0.27916914680195354,0.2810267781177876,0.28129320342643754,0.2864585948711704,0.2873375822590799,0.2957640490641333,0.2960146811000326,0.2962406433213308,0.30001268409696974,0.3026870813652387,0.30690350774983466,0.30740070294347593,0.30755120432591077,0.30822678971907674,0.3087226501891911,0.309230822866733],"n_dims_used":45,"mean_confidence":0.9095757378472222},"coverage":{"mean_confidence":0.9095757378472222,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}